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Which of the following would be least helpful if you needed to quickly escape from an angry alligator?

Each lung has only one ______.

The pulmonary arteries carry _________ blood to the _________.

In a blood transfusion, one must consider the ________ of the donor and the _______ of the recipient.

________ and respiratory movements move lymph upward through lymphatic vessels and trunks below the heart.

The pulmonary veins carry _________ blood to the _________.

Which of the following structures is NOT a part of the larynx?

Lymphocytes originate in _________ and, after maturation, move into _________ where they divide to produce large populations.

The visceral layer of serous pericardium is also known as ______.

The protein responsible for helping break down clots after they are no longer needed is __________.